For further information about hypnotherapy check out the following sources:


Is Hypnotherapy Useful? By DR. MARIE HARTWELL-WALKER
psychcentral.com/ask-the-therapist/2013/02/.../is-hypnotherapy-usefu



Hypnotherapy - NHS Choices 
www.nhs.uk/Conditions/hypnotherapy/Pages/Introduction.aspx


Hypnosis - What Is Hypnosis - 
Psychology  About.compsychology.about.com › ... › sychology Topics › States of Consciousness‎


Useful Articles by Hypnotherapists - Hypnotherapy Directory
www.hypnotherapy-directory.org.uk/memberarticles.html‎



For more academic research why not look at the following:


Ericksonian Approaches – Batino and South – Crown House Publishing

Hartlands Medical and Dental Hypnosis – Bailliere and Tindall

Clinical and Experimental Hypnosis – Kroger – Lippincott Williams and Wilkins

Handbook of Hypnotic Suggestions and Metaphors – Hammond

Trance-Formations by Grinder and Bandler – Real People Press

More Magic of Metaphor – Nick Owen – Crown House Publishing

Win the Mind Game – John Edgette

The Wisdom of Milton H. Erickson – Crown House Publishing

Scripts and Strategies in Hypnotherapy – Roger P. Allen

Hypnotherapy – Dave Elman – Westwood Publishing

Understanding Hypnosis – Dr. Brian Roet - Piatkus

Tapping the Healer Within – Roger Callahan - Piatkus